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88125157 = 313776831
BaseRepresentation
bin1010100000010…
…10111011100101
320010211012222201
411100022323211
5140030001112
612424454501
72120023441
oct520127345
9203735881
1088125157
114582080a
122561a431
1315346783
14b9bd821
157b0b257
hex540aee5

88125157 has 8 divisors (see below), whose sum is σ = 93427712. Its totient is φ = 82976400.

The previous prime is 88125143. The next prime is 88125203. The reversal of 88125157 is 75152188.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 88125157 - 211 = 88123109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is the 9388-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88129157) by changing a digit.

It is a nontrivial repunit in base 9387.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37269 + ... + 39562.

It is an arithmetic number, because the mean of its divisors is an integer number (11678464).

Almost surely, 288125157 is an apocalyptic number.

It is an amenable number.

88125157 is a deficient number, since it is larger than the sum of its proper divisors (5302555).

88125157 is a wasteful number, since it uses less digits than its factorization.

88125157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76899.

The product of its digits is 22400, while the sum is 37.

The square root of 88125157 is about 9387.5000399467. The cubic root of 88125157 is about 445.0067869183.

The spelling of 88125157 in words is "eighty-eight million, one hundred twenty-five thousand, one hundred fifty-seven".

Divisors: 1 31 37 1147 76831 2381761 2842747 88125157